(19)
(11) EP 1 008 725 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.12.2003 Bulletin 2003/49

(43) Date of publication A2:
14.06.2000 Bulletin 2000/24

(21) Application number: 99309784.9

(22) Date of filing: 06.12.1999
(51) International Patent Classification (IPC)7: F01D 11/02, F01D 11/00, F04D 29/16, F01D 9/04
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 07.12.1998 US 206505

(71) Applicant: GENERAL ELECTRIC COMPANY
Schenectady, NY 12345 (US)

(72) Inventor:
  • Schilling, Jan Christopher
    Middletown, Ohio 45044 (US)

(74) Representative: Pedder, James Cuthbert et al
GE London Patent Operation, Essex House, 12/13 Essex Street
London WC2R 3AA
London WC2R 3AA (GB)

   


(54) Compressor interstage seal


(57) A compressor stator (10) includes a plurality of vanes (16) affixed to outer and inner bands (12,14). A seal (24) includes a pair of mounting rails (34,36) disposed in respective hooks (38,40) in the inner band. A spring (32) is affixed to the inner band (14) in compression with an outboard side of the seal (24) to load the rails (34, 36) in radial engagement with the hooks (38, 40)






Search report